Meshmixer vs OrcaSlicer in 2026
Compare Meshmixer, OrcaSlicer, and LunarWerx 3D Print for maker workflows, costs, setup, and tool choices.
TexHouse is published by the makers of LunarWerx 3D Print, Vector3D and MeshyDL, which are compared here alongside other tools.
Meshmixer is software for working with triangle meshes. [1] It includes hollowing with escape holes and branching support structures for 3D printing. [1] OrcaSlicer is a free slicer for FDM 3D printers with built-in calibration tools. [2] [2] For it, the tool works out settings for your printer, material and finish and exports a ready 3MF file, a common project file format for 3D printing. [3] LunarWerx 3D Print makes a 9-pad or 16-pad test plate around your settings, and you mark each pad as worked or not. [3] A maker can compare these tools by matching the job needed with the tool's stated purpose.
| Option | Price and fees |
|---|---|
| Meshmixer | Free. [1] |
| OrcaSlicer | Free. [2] |
| LunarWerx 3D Print | Free to use. [3] Card fee: not published. |
The short answer
Meshmixer is software for working with triangle meshes. [1] It includes hollowing with escape holes and branching support structures for 3D printing. [1] OrcaSlicer is a free slicer for FDM 3D printers. [2] It includes built-in calibration tools. [2] LunarWerx 3D Print works out ironing settings for your printer, material and finish and exports a ready 3MF file, a common project file format for 3D printing. [3] When you open an STL file with faces turned backwards, it turns them right side out and says how many it fixed. [3] It also lays parts out in a box and designs a 3D-printable foam tray and top pad that each part lifts straight out of. [3] A maker should choose by checking which tasks need mesh work, printer preparation, or browser tools.
What Meshmixer and OrcaSlicer are built for
Meshmixer says it is software for working with triangle meshes. [1] Meshmixer includes hollowing with escape holes and branching support structures for 3D printing. [1] Meshmixer is listed as free. [1] Meshmixer's page says the tool is no longer in development and will not be supported by Autodesk moving forward. [1] Autodesk says it has no current plans to retire Meshmixer. [1] OrcaSlicer is a free slicer for FDM 3D printers. [2] OrcaSlicer supports Windows, macOS, and Linux. [2] OrcaSlicer includes built-in calibration tools. [2] These include tests for flow rate, temperature towers, retraction and tolerance, which help you tune how your printer behaves. [2]
What LunarWerx 3D Print is built for
LunarWerx 3D Print is made by the team that publishes this site. It works out ironing settings for your printer, material, and finish and exports a ready 3MF file. [3] It makes a 9-pad or 16-pad test plate around your settings, and you mark each pad as worked or not. [3] You can also click flat top surfaces, and the export adds a modifier part over each one. [3] One checkbox slows just the first layer to 15 mm/s by default; LunarWerx 3D Print says it then sticks to a clean plate without glue. [3] One tool checks whether a part can be made by injection moulding, where plastic is pressed into a mould, using 13 checks, and all numbers are estimates. [3]
Pricing and fees
Meshmixer is listed as free. [1] OrcaSlicer is listed as free. [2] LunarWerx 3D Print tools are free to use. [3] A maker checking cost should compare each tool's published price and any other services needed for the workflow. Check whether any other services used with these tools have additional fees.
Setting it up and printing
Meshmixer is software for working with triangle meshes. [1] OrcaSlicer supports Windows, macOS, and Linux. [2] For printers on a network, it can send jobs to and monitor printers running Klipper, PrusaLink or OctoPrint, which are software that runs on or beside a printer. [2] LunarWerx 3D Print runs in a web browser. [3] You use it on its website, which is hosted on Cloudflare. [3] When you sign in, your settings, recent test plates and print results follow you to every computer. [3]
Things to check before you choose
Ask whether the tool covers the part of the workflow that needs help. Check which printer, file type, and finishing steps matter for the project. Consider whether the main need is mesh editing, print preparation, calibration help, model checks, packing, or another task. Review any required accounts or connected services before choosing a workflow.
How to choose
A maker working with triangle meshes can look at Meshmixer because its page describes software for working with triangle meshes. [1] A maker needing hollowing with escape holes or branching support structures can look at Meshmixer because those features are listed for 3D printing. [1] A maker using FDM printing and calibration tools can look at OrcaSlicer because its page describes a free slicer for FDM 3D printers with built-in calibration tools. [2] [2] A maker who wants ironing settings can look at LunarWerx 3D Print, which works them out for your printer, material and finish and exports a ready 3MF file, a common project file format for 3D printing. [3] A maker who wants to test those settings can use its 9-pad or 16-pad test plate. [3] A maker who wants ironing only on certain flat top surfaces can click them, and the export adds a modifier part over each one. [3]
Frequently asked questions
Is Meshmixer free?
Meshmixer is listed as free. [1] Meshmixer is free. [1] It also lists hollowing with escape holes and branching support structures for 3D printing. [1] A maker can check whether those stated tools match the part of the workflow that needs attention.
What does OrcaSlicer help a 3D printer maker do?
OrcaSlicer is a free slicer for FDM 3D printers. [2] It includes built-in calibration tools. [2] These include tests for flow rate, temperature towers, retraction and tolerance, which help you tune how your printer behaves. [2] A maker can compare those stated tools with the calibration tasks needed.
Can LunarWerx 3D Print help with ironing settings?
LunarWerx 3D Print works out ironing settings for your printer, material, and finish and exports a ready 3MF file. [3] It makes a 9-pad or 16-pad test plate around your settings, and you mark each pad as worked or not. [3]
Where does LunarWerx 3D Print run?
LunarWerx 3D Print runs in a web browser. [3] A maker comparing tools can check whether a browser-based workflow matches the way they want to work.
Which tool should a new 3D printer maker choose?
The choice depends on the task. Meshmixer is described as software for working with triangle meshes. [1] OrcaSlicer is described as a free slicer for FDM 3D printers with calibration tools. [2] [2] LunarWerx 3D Print works out ironing settings for your printer, material and finish and exports a ready 3MF file, a common project file format for 3D printing. [3] It also turns backwards faces in an STL file right side out and says how many it fixed. [3]
The tools are free to use. [3]
Try LunarWerx 3D PrintSources
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